CN102714703B - 产生图像传感器的列偏移校正 - Google Patents
产生图像传感器的列偏移校正 Download PDFInfo
- Publication number
- CN102714703B CN102714703B CN201080059683.8A CN201080059683A CN102714703B CN 102714703 B CN102714703 B CN 102714703B CN 201080059683 A CN201080059683 A CN 201080059683A CN 102714703 B CN102714703 B CN 102714703B
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- CN
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- Prior art keywords
- row
- level
- dark
- gain
- dark signal
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
- H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
- H04N25/677—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction for reducing the column or line fixed pattern noise
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Image Input (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/655,539 | 2009-12-31 | ||
US12/655,539 US8199225B2 (en) | 2009-12-31 | 2009-12-31 | Generating column offset corrections for image sensors |
PCT/US2010/060430 WO2011081959A1 (en) | 2009-12-31 | 2010-12-15 | Generating column offset corrections for image sensors |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102714703A CN102714703A (zh) | 2012-10-03 |
CN102714703B true CN102714703B (zh) | 2015-02-18 |
Family
ID=43598449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080059683.8A Active CN102714703B (zh) | 2009-12-31 | 2010-12-15 | 产生图像传感器的列偏移校正 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8199225B2 (zh) |
EP (1) | EP2520081A1 (zh) |
JP (1) | JP5624630B2 (zh) |
CN (1) | CN102714703B (zh) |
HK (1) | HK1175912A1 (zh) |
TW (1) | TWI493970B (zh) |
WO (1) | WO2011081959A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8269864B2 (en) * | 2009-12-31 | 2012-09-18 | Omnivision Technologies, Inc. | Generating column offset corrections for image sensors |
US8228403B2 (en) * | 2009-12-31 | 2012-07-24 | Omnivision Technologies, Inc. | Generating column offset corrections for image sensors |
US9135680B2 (en) * | 2011-09-08 | 2015-09-15 | Bae Systems Information And Electronic Systems Integration Inc. | Method for reducing row and column noise in imaging systems |
US9774804B2 (en) * | 2013-12-13 | 2017-09-26 | Bio-Rad Laboratories, Inc. | Digital imaging with masked pixels |
US9736388B2 (en) * | 2013-12-13 | 2017-08-15 | Bio-Rad Laboratories, Inc. | Non-destructive read operations with dynamically growing images |
JP2015198273A (ja) * | 2014-03-31 | 2015-11-09 | ソニー株式会社 | イメージセンサ、およびイメージセンサの動作方法、撮像装置および撮像方法、並びに電子機器 |
CN106321085A (zh) * | 2015-07-02 | 2017-01-11 | 中石化石油工程技术服务有限公司 | 激发极化电位测井仪归一化方法 |
CN107295268A (zh) * | 2016-07-29 | 2017-10-24 | 广东欧珀移动通信有限公司 | 图像暗角补偿方法、装置和终端设备 |
US11935248B2 (en) * | 2019-02-17 | 2024-03-19 | Gentex Corporation | System, device, and methods for detecting and obtaining information on objects in a vehicle |
US10819927B1 (en) * | 2019-07-02 | 2020-10-27 | Omnivision Technologies, Inc. | Image sensor with self-testing black level correction |
WO2021189490A1 (zh) * | 2020-03-27 | 2021-09-30 | 京东方科技集团股份有限公司 | X射线平板探测器及其图像校正方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1475957A1 (en) * | 2003-05-08 | 2004-11-10 | STMicroelectronics Limited | Method and apparatus for removing column fixed pattern noise in solid state image sensors |
CN101160952A (zh) * | 2005-04-13 | 2008-04-09 | 美光科技公司 | 用于减少固态成像传感器中固定模式噪声的方法和设备 |
CN101361360A (zh) * | 2005-12-14 | 2009-02-04 | 美光科技公司 | 用于在使用光学黑色像素及束缚像素的成像器中设定黑色电平的方法及设备 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5969758A (en) | 1997-06-02 | 1999-10-19 | Sarnoff Corporation | DC offset and gain correction for CMOS image sensor |
US20030202111A1 (en) * | 2002-04-30 | 2003-10-30 | Jaejin Park | Apparatus and methods for dark level compensation in image sensors using dark pixel sensor metrics |
JP2004015712A (ja) * | 2002-06-11 | 2004-01-15 | Sony Corp | 固体撮像装置及びその固定パターン雑音除去方法 |
US6903670B1 (en) | 2002-10-04 | 2005-06-07 | Smal Camera Technologies | Circuit and method for cancellation of column pattern noise in CMOS imagers |
JP4331553B2 (ja) | 2003-09-17 | 2009-09-16 | オリンパス株式会社 | 撮像装置 |
JP2006025148A (ja) | 2004-07-07 | 2006-01-26 | Sony Corp | 信号処理装置及び方法 |
JP4725052B2 (ja) * | 2004-08-17 | 2011-07-13 | コニカミノルタホールディングス株式会社 | 撮像装置 |
US7602438B2 (en) * | 2004-10-19 | 2009-10-13 | Eastman Kodak Company | Method and apparatus for capturing high quality long exposure images with a digital camera |
US7564489B1 (en) | 2005-02-18 | 2009-07-21 | Crosstek Capital, LLC | Method for reducing row noise with dark pixel data |
KR100530257B1 (ko) | 2005-04-26 | 2005-11-22 | 엠텍비젼 주식회사 | 이미지 센서에서의 암 전류에 의한 노이즈 제거 방법 및장치 |
JP4351658B2 (ja) * | 2005-07-21 | 2009-10-28 | マイクロン テクノロジー, インク. | メモリ容量低減化方法、メモリ容量低減化雑音低減化回路及びメモリ容量低減化装置 |
JP2007053691A (ja) | 2005-08-19 | 2007-03-01 | Micron Technol Inc | サブlsbを用いた拡張デジタルデータ路構造 |
JP4976832B2 (ja) * | 2006-12-04 | 2012-07-18 | キヤノン株式会社 | 撮像システム |
JP4424753B2 (ja) | 2007-12-28 | 2010-03-03 | キヤノン株式会社 | 固体撮像装置及びその駆動方法 |
US8665350B2 (en) | 2008-05-08 | 2014-03-04 | Altasens, Inc. | Method for fixed pattern noise (FPN) correction |
JP5335327B2 (ja) * | 2008-08-29 | 2013-11-06 | キヤノン株式会社 | 欠陥検出補正装置及び欠陥検出補正方法 |
US8094215B2 (en) * | 2008-10-02 | 2012-01-10 | Altasens, Inc. | Digital column gain mismatch correction for 4T CMOS imaging systems-on-chip |
US8228403B2 (en) | 2009-12-31 | 2012-07-24 | Omnivision Technologies, Inc. | Generating column offset corrections for image sensors |
US8269864B2 (en) | 2009-12-31 | 2012-09-18 | Omnivision Technologies, Inc. | Generating column offset corrections for image sensors |
-
2009
- 2009-12-31 US US12/655,539 patent/US8199225B2/en active Active
-
2010
- 2010-12-15 WO PCT/US2010/060430 patent/WO2011081959A1/en active Application Filing
- 2010-12-15 CN CN201080059683.8A patent/CN102714703B/zh active Active
- 2010-12-15 JP JP2012547108A patent/JP5624630B2/ja active Active
- 2010-12-15 EP EP10795184A patent/EP2520081A1/en not_active Withdrawn
- 2010-12-29 TW TW099146548A patent/TWI493970B/zh active
-
2013
- 2013-03-12 HK HK13103046.3A patent/HK1175912A1/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1475957A1 (en) * | 2003-05-08 | 2004-11-10 | STMicroelectronics Limited | Method and apparatus for removing column fixed pattern noise in solid state image sensors |
CN101160952A (zh) * | 2005-04-13 | 2008-04-09 | 美光科技公司 | 用于减少固态成像传感器中固定模式噪声的方法和设备 |
CN101361360A (zh) * | 2005-12-14 | 2009-02-04 | 美光科技公司 | 用于在使用光学黑色像素及束缚像素的成像器中设定黑色电平的方法及设备 |
Also Published As
Publication number | Publication date |
---|---|
CN102714703A (zh) | 2012-10-03 |
HK1175912A1 (zh) | 2013-07-12 |
WO2011081959A1 (en) | 2011-07-07 |
EP2520081A1 (en) | 2012-11-07 |
JP2013517641A (ja) | 2013-05-16 |
US8199225B2 (en) | 2012-06-12 |
TWI493970B (zh) | 2015-07-21 |
TW201143409A (en) | 2011-12-01 |
JP5624630B2 (ja) | 2014-11-12 |
US20110157433A1 (en) | 2011-06-30 |
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Address after: American California Patentee after: OmniVision Technologies, Inc. Address before: American California Patentee before: Omnivision Tech Inc. |